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<p>Pross and Jondal were studying cell-mediated cytotoxicity in normal human blood and the effect of the removal of various receptor-bearing cells on this cytotoxicity. Later that same year, <a href="page.php?w=Ronald_B._Herberman%2C_M.D.">Ronald Herberman</a> published similar data with respect to the unique nature of the mouse effector cell.The human data were confirmed, for the most part, by West et al. using similar techniques and the same erythroleukemic target cell line, <a href="page.php?w=K562_cells">K562</a>. K562 is highly sensitive to</p><p>
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